The Semiannual Report to Congress summarizes the results of OIG oversight, provides statistical information, and lists all reports issued April 1 – September 30, 2012. During this reporting period, OIG audits, investigations, inspections, evaluations, and other reviews identified nearly $2 billion in monetary benefits for a return of $40 for every dollar invested in OIG oversight. OIG issued 159 reports on VA programs and operations and OIG investigations led to 270 arrests and 336 administrative sanctions and corrective actions.